DE2304605A1 - Vorrichtung und verfahren zur pruefung der menschlichen sehschaerfe - Google Patents
Vorrichtung und verfahren zur pruefung der menschlichen sehschaerfeInfo
- Publication number
- DE2304605A1 DE2304605A1 DE19732304605 DE2304605A DE2304605A1 DE 2304605 A1 DE2304605 A1 DE 2304605A1 DE 19732304605 DE19732304605 DE 19732304605 DE 2304605 A DE2304605 A DE 2304605A DE 2304605 A1 DE2304605 A1 DE 2304605A1
- Authority
- DE
- Germany
- Prior art keywords
- image
- pattern
- deviations
- film
- predetermined
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 15
- 238000012360 testing method Methods 0.000 title claims description 12
- 230000000007 visual effect Effects 0.000 title claims description 7
- 230000004304 visual acuity Effects 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 7
- 230000004438 eyesight Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 241000692870 Inachis io Species 0.000 claims 1
- 235000013601 eggs Nutrition 0.000 claims 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 claims 1
- 230000036316 preload Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 5
- 210000001525 retina Anatomy 0.000 description 5
- 208000003435 Optic Neuritis Diseases 0.000 description 4
- 230000002207 retinal effect Effects 0.000 description 4
- 201000011101 acute retrobulbar neuritis Diseases 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 208000022670 retrobulbar neuritis Diseases 0.000 description 3
- 206010003694 Atrophy Diseases 0.000 description 2
- 206010047555 Visual field defect Diseases 0.000 description 2
- 230000037444 atrophy Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 210000001328 optic nerve Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 208000016192 Demyelinating disease Diseases 0.000 description 1
- 206010057430 Retinal injury Diseases 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001054 cortical effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 208000018769 loss of vision Diseases 0.000 description 1
- 231100000864 loss of vision Toxicity 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011022 opal Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
- 230000004393 visual impairment Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/06—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing light sensitivity, e.g. adaptation; for testing colour vision
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/024—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB486672A GB1414472A (en) | 1972-02-02 | 1972-02-02 | Vision-testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2304605A1 true DE2304605A1 (de) | 1973-08-09 |
Family
ID=9785300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732304605 Pending DE2304605A1 (de) | 1972-02-02 | 1973-01-31 | Vorrichtung und verfahren zur pruefung der menschlichen sehschaerfe |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4884494A (enExample) |
| DE (1) | DE2304605A1 (enExample) |
| FR (1) | FR2170177B1 (enExample) |
| GB (1) | GB1414472A (enExample) |
| SU (1) | SU572177A3 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2532170A1 (fr) * | 1982-08-27 | 1984-03-02 | Essilor Int | Appareil de depistage des defauts de la vue et cassette pour le service d'un tel appareil |
-
1972
- 1972-02-02 GB GB486672A patent/GB1414472A/en not_active Expired
-
1973
- 1973-01-31 DE DE19732304605 patent/DE2304605A1/de active Pending
- 1973-02-02 FR FR7303659A patent/FR2170177B1/fr not_active Expired
- 1973-02-02 JP JP48013661A patent/JPS4884494A/ja active Pending
- 1973-08-07 SU SU7301957516A patent/SU572177A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2170177B1 (enExample) | 1977-08-19 |
| FR2170177A1 (enExample) | 1973-09-14 |
| JPS4884494A (enExample) | 1973-11-09 |
| SU572177A3 (ru) | 1977-09-05 |
| GB1414472A (en) | 1975-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |